CN201588451U

CN201588451U - Multifunctional anti-theft lock

Info

Publication number: CN201588451U
Application number: CN2009201647297U
Authority: CN
Inventors: 谢家云
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-10-15
Filing date: 2009-10-15
Publication date: 2010-09-22
Anticipated expiration: 2019-10-15

Abstract

The utility model discloses a multifunctional anti-theft lock which comprises a lock body and a shell, and is characterized in that the anti-theft lock also comprises a first lock core and a second lock core which are connected in the lock body in series, a cross clamping ring arranged between the first lock core and the second lock core in the lock body, a straight-line-shaped ring arranged above a second core hole in the lock body, a steel yoke spring seat movably sheathed on the second core above the straight-line-shaped ring, a downward key nail extending out of the key hole at center of the second lock core by a rivet seat and a rivet, and a tower-type spring movably sheathed on the second lock core on the steel yoke spring seat. Based on the appearance, the lock is a common cross spring lock; and actually, the anti-theft lock is not only a cross lock, but also a multifunctional lock with the functions of protection, secret keeping and safety. The anti-theft lock dispenses with a marble spring, while the lock has the anti-theft function and maintains firm and safe. Based on the multifunctional anti-theft lock, various anti-theft locks can be prepared for serving people.

Description

Multifunction anti-theft lock

Technical field

The utility model relates to a kind of lockset, especially cylinder lock with balls.

Background technology

The applicant is very optimistic to The Style of Living, and still, some social phenomenon allows my optimism not: present thief's all too is savage! Can both see the relevant report of relevant larceny case every day on newspaper and the TV, and the people's lives and property loss is not little.And stolen reason except that the thief rampantly, also have the backwardness of anti-theft tool and anti-theft technique, the fake and forged anti-theft product factor etc. that floods market relevant.Everything let us is hard to guard against.In these years I also deeply hurt, and the thief is bitterly hated, and I make a decision and will strive on earth with the thief.Thereby develop a kind of burglary insurance function that has, allow the thief be difficult to set about the lock that allows the user feel at ease.I find that the crime means that the thief uses always has three kinds: a sled, two is cut, three strongest ones' merit.I advance research to thief's way, in the practice that reaches the several years, through tens of modifications, succeed in developing this multifunction anti-theft lock finally.

The utility model content

The purpose of this utility model provides a kind of multifunction anti-theft lock, can be to thief's a sled, two cut, the stealing means of three strongest ones' merit effectively protect.

It is upward unusual that the utility model is locked in design, and its technical scheme is:

A kind of multifunction anti-theft lock, it comprises two lock cores, the outpost of the tax office, three roads, wherein:

The outpost of the tax office, first road is made up of first lock core, spring hoodle and lock body, is equivalent to a common cross bore lock, plays the shielding effect.

The outpost of the tax office, second road is made of cross snap ring, steel fork spring base, tower spring and lock body.Be provided with two holes of through cross snap ring from the afterbody of lock body, tower spring is enclosed within the afterbody of second lock core, inserts in two holes of lock body with the card post of steel fork formula, and cross snap ring, steel fork spring base and tower spring are fused.This has destroyed special efficacy to preventing the thief with strong merit key.Though strong merit key is hard, still, hard material can not oversize, Bao Hexiao.The cross snap ring be located between two lock cores than the depths, cannot see in the key aperture and can not touch, strong merit key is difficult to play a role under the situation of oversize, Bao Hexiao, has lost the meaning of strong merit.The outpost of the tax office, second road is that reinforcement is fastening, prevents the important step of strong merit.

The outpost of the tax office, the 3rd road is made up of second lock core, spoon nail, a word ring, hoodle spring and lock body.Described spoon nail is hard to prevent that existing various dissimilar keys from entering second lock, must establish an aperture earlier on the preceding top of key because of key enters second lock core, and the required precision that this aperture is made is higher, is not that general equipment can be made.

Concrete technical scheme is:

A kind of multifunction anti-theft lock, it comprises lock body and lock housing, it is characterized in that also comprising:

Be located at first lock core and second lock core of contacting in the described lock body;

Be located at the cross snap ring between first lock core and the second lock core center in the described lock body;

A word ring that in lock body, is provided with above the second lock core key hole;

The movable steel fork spring base that is with on second lock core on a described word ring;

The spoon nail that stretches out in the key hole by the second downward lock core center of rivet seat and rivet;

The movable tower spring that is with on second lock core on the steel fork spring base.

Its centre of described cross snap ring is provided with a cross bore, and both sides are provided with the hole clipping of symmetry.

A described word ring is provided with the spoon nail hole that can pass the spoon nail in the middle of a word, the both sides of a word are the semilune groove.

The following interval of described steel fork spring base is symmetrically fixed with the card post, and the card post passes downwards corresponding aperture in semilune groove, the lock body and the corresponding aperture on the cross snap ring respectively in regular turn.

The multifunction anti-theft lock of above structure has two big characteristics, sees it is a common cross cylinder lock from appearance, and is not only in fact the cross lock, and still one having protection, maintaining secrecy and safe multifunctional lock.This hoodle spring that is locked in is wherein removed, and the anti-theft feature of lock does not subtract, and still can keep the firm and safety of locking.As core, can make various theftproof locks with this lock.The test lock of this structure once allowed multidigit repair the locksmith, even " king unblanks " runin, and no one can open.Wherein one " king unblanks " said, drive this lock and must spend 50,000 yuan.As seen, the anti-theft feature of this lock is extraordinary.

Description of drawings

Fig. 1 is a sectional structure schematic diagram of the present utility model.

Fig. 2 is the structural representation of analysing and observe along the A-A line among Fig. 1.

Fig. 3 is the structural diagrams intention of analysing and observe along the B-B line among Fig. 2.

Fig. 4 is the front view of a word ring among Fig. 1 and Fig. 3.

The specific embodiment

Below in conjunction with accompanying drawing, the utility model is described in further detail.

Shown in Figure 1, be sectional structure schematic diagram of the present utility model.As we know from the figure, the outpost of the tax office, first road by first lock core 19, lock body 2 be located at the spring 15 in the lock body 2 and be located at lock core 19 and forms with the hoodle 16 in the lock body 2, is equivalent to a common cross bore and locks.Wherein, be respectively equipped with symmetry two groups of springs 15 and hoodle 16 at interval in the both sides of first lock core 19, and corresponding with the lock tooth mouth of cross key 1 respectively.Lateral surface at lock body 2 is surrounded by lock housing 3, protects to be located in the lock body 2 respectively and first lock core, the corresponding spring 15 of second lock core and hoodle 16 and spring 13 and hoodle 14, and is enclosed within tower spring 7 on second lock core, 10 rear ends.The centre is nested with cross snap ring 4 above first lock core 19 in lock body 2, this snap ring 4 in conjunction with Fig. 2 and Fig. 3 as can be known, be provided with a cross bore 20 in the middle of it, be used to pass cross key 1, both sides are provided with the hole clipping 21 of symmetry, the card post 22 of fixedlying connected below with steel fork spring base 6 on can inserting.In lock body 2, be provided with the hoodle hole that is provided with two groups of symmetries between second lock core, 10, the second lock cores 10 and the lock body 2 and wherein spring 13 and hoodle 14 above the cross snap ring 4; In lock body 2, be provided with a word ring 5 above second lock core, the 10 key holes, this word ring 5 comes together to see in conjunction with Fig. 3 and Fig. 4, in the middle of a word of a word ring 5, be provided with the spoon nail hole 24 that to pass spoon nail 17, the both sides of one word are semilune groove 23, be used for card posts 22 fixedly connected below the steel fork spring base 6 after by key 1 jacking, two card posts 22 can rotate in this two semilunes groove 23 respectively, unblank.Activity is with steel fork spring base 6 on second lock core 10 on a word ring 5, from Fig. 1～3 as can be known, the following interval of this steel fork spring base 6 is symmetrically fixed with card post 22, as steel fork, card post 22 passes corresponding aperture in semilune groove 23, the lock body 2 and the corresponding aperture 21 on the cross snap ring 4 downwards respectively in regular turn; Activity is with tower spring 7 on this second lock core 10 above steel fork spring base 6.On second lock core 10 on steel fork spring base 6, the upper end is provided with the sheet 8 of unblanking to pull out that protrudes upward lock housing 3 by rivet 9, the spoon nail 17 that stretches out in the key hole of lower end by downward second lock core, 10 centers of rivet seat 11 and rivet 12, this spoon nail 17 can insert in the spoon apical pore 18 of corresponding key 1, and this is an important structure of unblanking.

The operating principle of this multifunction anti-theft lock is:

The cross bore lock that first wife's key of holding this lock inserts in first lock core 19 pushes away toward in, allows hoodle 16,14 on first and second lock core 19,10 spring into minimum point on the key tooth mouth, makes one of two hoodle in each hoodle hole in lock core, and another is in lock body.The key front end heads on a word ring 5 and upwards draws, and a word ring 5 head on steel fork spring base 6 below, this spring base press 6 in the process that rises compression tower spring 7, after card post 22 is withdrawed from from two holes 21 of cross steel snap ring 4, key 1 can move in a left side/right-hand rotation, promptly rotates and unblanks to pull out sheet 8, unblanks; Key 1 is extracted i.e. locking, and after promptly key was extracted, each spring, hoodle, cross snap ring 4, members such as card post 22, tower spring 7 and lock body 2 combined, and lock core is locked.

Structure with above-mentioned multifunction anti-theft lock is a lock core, can constitute various locksets.So long as lock core is the be of the present utility model protection domain identical or approximate with this structure.

Claims

1. multifunction anti-theft lock, it comprises lock body and lock housing, it is characterized in that also comprising:

Be located at first lock core (19) and second lock core (10) of contacting in the described lock body;

Be located at the cross snap ring (4) between first lock core (19) and second lock core (10) center in the described lock body;

A word ring (5) that in lock body (2), is provided with above second lock core (10) the key hole;

Second lock core (10) on a described word ring (5) is gone up the steel fork spring base (6) that activity is with;

The spoon nail (17) that stretches out in the key hole by downward second lock core (10) center of rivet seat (11) and rivet (12);

Second lock core (10) on steel fork spring base (6) is gone up the tower spring (7) that activity is with.

2. multifunction anti-theft lock according to claim 1 is characterized in that:

Its middle cross bore (20) that is provided with of described cross snap ring (4), both sides are provided with the hole clipping (21) of symmetry.

3. multifunction anti-theft lock according to claim 1 is characterized in that:

A described word ring (5) is provided with the spoon nail hole (24) that can pass spoon nail (17) in the middle of a word, the both sides of a word are semilune groove (23).

4. multifunction anti-theft lock according to claim 1 is characterized in that:

The following interval of described steel fork spring base (6) is symmetrically fixed with card post (22), and card post (22) passes corresponding aperture in semilune groove (23), the lock body (2) and the corresponding aperture (21) on the cross snap ring (4) downwards respectively in regular turn.